On Tue, Mar 25, 2014 at 5:59 PM, Tom Lane t...@sss.pgh.pa.us wrote:
Yeah. The weird thing about that is that the nestloop rowcount estimate
isn't the product of the two input rowcounts --- you'd sort of expect an
estimate of 158 given the input-relation sizes. While that's not ipso
facto
On Wed, Mar 26, 2014 at 10:23 AM, Tom Lane t...@sss.pgh.pa.us wrote:
Hm. It's not obvious from here that those give the same results ---
but you probably understand your schema better than the rest of us.
The _users table has a user_id, and a nullable column
impersonating which refers to a
On Wed, Mar 26, 2014 at 11:43 AM, Tom Lane t...@sss.pgh.pa.us wrote:
In principle I guess we could somehow merge the stats of y and z
when looking at a coalesce(y, z) expression, but I'm not sure
how that would work exactly.
Yeah, I'm not sure there's anything to fix here, either. Just a
Hello, it's me, a Postgres n00b again. I'm dealing with a query that
scans a rather large table (94,000,000 tuples or so) and just picks
out certain rows and sums them:
select dci.snapshot_time as time, round(sum(dci.todays_pl)::numeric,0) as pl
from dbo._pl_data_cache_intraday dci
where
On Tue, Mar 25, 2014 at 4:07 PM, Tom Lane t...@sss.pgh.pa.us wrote:
So the main estimation error is inside that view, which you didn't
show us :-(
I didn't know which direction you'd want to go with it. :P
The view is like this:
===
create or replace view pl2.visible_accounts
as
select
On Tue, Mar 25, 2014 at 4:12 PM, David Johnston pol...@yahoo.com wrote:
2 - and the one I'd use by default) Use an INNER JOIN
That's where I started, but Postgres is smart enough to know that this
is equivalent to what I'm doing, and still picks the nested loop. I
went to IN in the hopes of
I feel dumb asking this question, but I can't seem to find the answer online.
I'm running serializable transactions, and so naturally, they will
sometimes fail with the error could not serialize access due to
concurrent update.
But then I try to issue a ROLLBACK so I can continue using the
On Mon, Mar 10, 2014 at 4:16 PM, Jeff Janes jeff.ja...@gmail.com wrote:
... Or maybe it is mangling the ROLLBACK; into some form
the database doesn't recognize. Look in the postgres log files to see what
the events look like from PostgreSQL's perspective.
Well that's the clue I needed. I was
I'm going to file this as a bug as well, but I guess I'm hoping to catch
some developers here for discussion.
I'm working with the Npgsql group on getting integrated security to just
work in the same way SQL Server's does. I wrote a workaround for one
issue, only to find out that I need more
On Mon, Feb 24, 2014 at 12:55 PM, Stephen Frost sfr...@snowman.net wrote:
* Brian Crowell (br...@fluggo.com) wrote:
https://github.com/npgsql/Npgsql/issues/162#issuecomment-35916650
Reading through this- can't you use GSSAPI to get the Kerberos princ
found the ticket which is constructed
On Mon, Feb 24, 2014 at 1:06 PM, Stephen Frost sfr...@snowman.net wrote:
I'm afraid you're going to need to try harder to find out how to get the
Windows GSSAPI/SSPI code to give you the princ. I was actually pretty
sure that GSSAPI defined a way, but I don't know the Windows side of it
or if
with a password that can't
change, and then use ktpass to generate a password and create an
appropriate keytab. You may or may not be able to use ktpass to set up an
SPN, I didn't go about that in an orthodox way.
--Brian
On Tue, Nov 12, 2013 at 9:13 AM, Brian Crowell br...@fluggo.com wrote
On Tue, Nov 12, 2013 at 5:45 AM, Francisco Figueiredo Jr.
franci...@npgsql.org wrote:
It would be awesome if you could write a little guide about how to configure
PostgreSQL to work with sspi authentication from Windows.
I could add it to our Npgsql user manual...
A guide will have to wait
On Tue, Nov 12, 2013 at 9:13 AM, Brian Crowell br...@fluggo.com wrote:
net ads keytab add postgres/machinen...@realm.com -U DOMAIN\Administrator
net ads keytab add postgres/machinename.domain@realm.com -U
DOMAIN\Administrator
D'oh! These should be:
net ads keytab add postgres
On Mon, Nov 11, 2013 at 11:56 PM, Christian Ullrich
ch...@chrullrich.net wrote:
On Mon, Nov 11, 2013 at 10:51 PM, Brian Crowell br...@fluggo.com wrote:
* If I don't specify my username, Npgsql sends it in lowercase bcrowell
Hmm. That is related one problem I've been having with SSPI auth from
On Tue, Nov 12, 2013 at 10:03 AM, Christian Ullrich
ch...@chrullrich.net wrote:
Pseudocode:
n = GetUserNameEx(NameSamCompatible)// logon screen case
NameTranslate.Set(ADS_NAME_TYPE_NT4, n)
n = NameTranslate.Get(ADS_NAME_TYPE_DOMAIN_SIMPLE) // official case
n =
On Tue, Nov 12, 2013 at 5:45 AM, Francisco Figueiredo Jr.
franci...@npgsql.org wrote:
I'm looking forward your patch.
Npgsql source can be found at github.com/npgsql/Npgsql
I figured out the username issue, and so I've sent a pull request:
https://github.com/npgsql/Npgsql/pull/95
I encountered
On Tue, Nov 5, 2013 at 11:35 AM, Christian Ullrich ch...@chrullrich.net wrote:
Hence my suspicion that it doesn't. I did not have the time to compare every
function call yet.
It doesn't. But it's a pretty close match; it looks like it was ported
directly from the libpq code. libpq actually uses
On Mon, Nov 11, 2013 at 10:51 PM, Brian Crowell br...@fluggo.com wrote:
I think I'm getting closer though. I have psql on Windows successfully
authenticating, so I can't be too far off.
Got it.
The NpgsqlPasswordPacket class has a bug: a utility function it calls
appends a null character
Hello again!
I've been setting up my PostgreSQL server by doing something I've
never done before: I've joined a Linux server to a domain so I can use
integrated Kerberos authentication from server to server.
I've managed to make this work from Linux machine to Linux machine. On
the client, I
I've thought of one option, which I'm investigating: implementing
GSSAPI support in Npgsql. Microsoft claims this is possible using the
SSPI API:
http://msdn.microsoft.com/en-us/library/windows/desktop/aa380496(v=vs.85).aspx
—Brian
On Wed, Oct 30, 2013 at 3:16 PM, Brian Crowell br...@fluggo.com
On Sun, Oct 20, 2013 at 4:24 PM, Tom Lane t...@sss.pgh.pa.us wrote:
No, and it's very unlikely that there ever will be, because it's
completely against the system structure at a number of levels. However,
there's more than one way to skin this cat. Many people keep their DDL as
text in some
On Sun, Oct 20, 2013 at 7:01 AM, Bill Moran wmo...@potentialtech.com wrote:
You could adjust your workflow to use something like dbsteward:
http://dbsteward.org/
Nifty, but without an editor, I don't think I could convince our
developers to author the databases in XML.
--Brian
--
Sent via
On Sat, Oct 19, 2013 at 11:37 PM, Pavel Stehule pavel.steh...@gmail.com wrote:
For my work is very significant @a point - I wrote and I am writing usually
database centric stored procedures centric applications and @a works
perfect. For me a SQL code is code as any other - I use a my favourite
Hello! I'm evaluating PostgreSQL as a replacement for SQL Server in our
in-house systems. I've been really impressed with it so far, and I'm eager
to try it with our data sets.
I've run across one thing that would make a transfer difficult. Postgres
doesn't preserve the source code for views, as
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